Ask Question
MathematicsMathematics
27 September, 15:48

In an equilateral triangle, all three side lengths are equal. Suppose you know that the perimeter of equilateral triangle ABC is (18x - 9) meters. Determine which of the given side lengths, if any, represent the side lengths of equilateral triangle ABC. Explain why or why not. (a) (6x - 3) meters (b) (x - 3) meters (c) 3 (2x - 1) meter

+5
Answers (2)
  1. 27 September, 16:53
    0
    All sides are equal legnth

    3 sides so

    if one side is legnth, y

    the perimiter is 3y

    3y=18x-9

    divide both sides by 3

    y=6x-3

    A is answer
  2. 27 September, 17:55
    0
    It's A because the 18x/3 = 6x, and A is the only option with 6x present
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “In an equilateral triangle, all three side lengths are equal. Suppose you know that the perimeter of equilateral triangle ABC is (18x - 9) ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers
You Might be Interested in
You buy a new video game for $59.99. The sales tax is 8%. What is the total cost for the game including sales tax?
Answers (1)
Does anyone understand 4.05 f (x) = 3 (4)
Answers (2)
Sue a tollbooth worker is paid $12.50 per hour between 8 Am and 4 pm. After 4 pm she is paid $14.25 per hour. If Sue works from 10 am to 6 pm one particular day how much money does she earn that day?
Answers (1)
Linda will rent a car for the weekend. She can choose one of two plans. The first plan has an initial fee of $47.96 and costs an additional $0.16 per mile driven. The second plan has an initial fee of $55.96 and costs an additional $0.
Answers (2)
N is an integar. Write the values of n such that - 15<3n<6
Answers (1)
New Questions in Mathematics
Find all values of x such that sin 2x = sin x and 0 ≤ x ≤ 2π. (enter your answers as a comma-separated list.)
Answers (1)
Which rectangular equation is equivalent to the polar equation r cos theta = - 2
Answers (2)
How do I find the answer to 0.008 is 1/10 of
Answers (1)
Write the following proportions using colons 7 is to 21 as 3 is to 9
Answers (1)
With a tail wind, a plane traveled 840 miles in 3hrs. With the same wind as a head wind, the return trip took 30 minutes longer. Find the plane's airspeed (in still air) and the wind speed ... So lost smh
Answers (1)
Home » Mathematics » In an equilateral triangle, all three side lengths are equal. Suppose you know that the perimeter of equilateral triangle ABC is (18x - 9) meters.
Sign Up Forgot Password?